With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccapAppIntfTFTPTable
Cisco Call Applications Application Interface TFTP Table
1.3.6.1.4.1.9.9.146.1.6.10
Information about last N most active TFTP unique servers accessed from a call application gateway.
Back to CISCO-CALL-APPLICATION-MIB MIB page.
IPHost Network monitor allows you to monitor ccapAppIntfTFTPTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.